Examine source code of Gemini Voyager

{
  "manifest_version": 3,
  "default_locale": "en",
  "name": "__MSG_extName__",
  "description": "__MSG_extDescription__",
  "version": "1.5.4",
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  "action": {
    "default_popup": "src/pages/popup/index.html",
    "default_icon": {
      "32": "icon-32.png"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "gemini-voyager@nagi-ovo",
      "strict_min_version": "115.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "options_ui": {
    "page": "src/pages/options/index.html",
    "open_in_tab": true
  },
  "icons": {
    "128": "icon-128.png"
  },
  "permissions": [
    "storage",
    "identity",
    "scripting",
    "alarms"
  ],
  "optional_permissions": [
    "notifications"
  ],
  "oauth2": {
    "client_id": "462948120910-vvunu0k3b4vi37u23mqnh77mbgdjcg78.apps.googleusercontent.com",
    "scopes": [
      "https://www.googleapis.com/auth/drive.file"
    ]
  },
  "host_permissions": [
    "https://gemini.google.com/*",
    "https://business.gemini.google/*",
    "https://aistudio.google.com/*",
    "https://aistudio.google.cn/*",
    "https://*.googleapis.com/*",
    "https://accounts.google.com/*",
    "https://*.googleusercontent.com/*",
    "https://lh3.google.com/*",
    "https://*.ggpht.com/*"
  ],
  "optional_host_permissions": [
    "<all_urls>"
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'; worker-src 'self'"
  },
  "background": {
    "scripts": [
      "service-worker-loader.js"
    ],
    "type": "module"
  },
  "content_scripts": [
    {
      "js": [
        "assets/index.tsx-loader-Bn6QDJWo.js"
      ],
      "matches": [
        "https://gemini.google.com/*",
        "https://business.gemini.google/*",
        "https://aistudio.google.com/*",
        "https://aistudio.google.cn/*"
      ],
      "css": [
        "contentStyle.css",
        "assets/index-DI1FVOdv.css"
      ]
    },
    {
      "js": [
        "assets/usageObserverLoader.ts-C2TgwMGm.js"
      ],
      "matches": [
        "https://gemini.google.com/*",
        "https://business.gemini.google/*"
      ],
      "run_at": "document_start"
    }
  ],
  "web_accessible_resources": [
    {
      "matches": [
        "<all_urls>"
      ],
      "resources": [
        "contentStyle.css",
        "icon-128.png",
        "icon-32.png",
        "katex-config.js",
        "fetchInterceptor.js",
        "claude-usage-observer.js",
        "response-complete-observer.js",
        "usage-observer.js",
        "prevent-auto-scroll.js",
        "assets/*.js",
        "assets/*.png",
        "changelog-promo-banner.png",
        "changelog-promo-banner-cn.png",
        "changelog-promo-banner-jp.png"
      ]
    },
    {
      "matches": [
        "https://aistudio.google.cn/*",
        "https://aistudio.google.com/*",
        "https://business.gemini.google/*",
        "https://gemini.google.com/*"
      ],
      "resources": [
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        "assets/watermarkSettings-CP9PKUu0.js",
        "assets/KeyboardShortcutService-B4kcFn25.js",
        "assets/semver-D_Q_BChM.js",
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        "assets/1.3.0-CQTYUOk6.js",
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        "https://gemini.google.com/*"
      ],
      "resources": [
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      ]
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}